Results 31 to 40 of about 7,485 (207)

The Harmful Cyanobacterium Microcystis aeruginosa Differently Affects the Growth Rate and Photosynthetic Efficiency of Several Species of Marine Phytoplankton. [PDF]

open access: yesEnviron Microbiol Rep
The growth rates of some marine phytoplankton commonly found in estuaries were affected by Microcystis aeruginosa. Among them, Akashiwo sanguinea, which was most impacted, experienced varying effects depending on the exposure time and concentrations of M. aeruginosa cells. Our results suggest that introduced M.
Park NY, Choi HS, Kang SU, Lim AS.
europepmc   +2 more sources

Dried Skeletonema costatum in Feed Formulation for the Growth of Vaname Shrimp (Litopenaeus vannamei)

open access: yesJournal of Experimental Life Science, 2014
The aim of this study was to determine the effect and the best dosage used by the Skeletonema costatum in feed formulation on the growth of Vaname shrimp. This experiment used Completely Randomized Design (CRD) with four treatments and three replications.
Dewi Putri Lestari   +2 more
doaj   +1 more source

Characterization of plankton from the Galveston estuary [PDF]

open access: yes, 1992
The purpose of this report is to summarize the published studies on phytoplankton and zooplankton in the Galveston Estuary. Before this project had begun, it was determined that there was insufficient long term data on plankton in the Galveston Estuary ...
Buskey, Edward Joseph, 1952-   +1 more
core   +1 more source

Toxic effects of complex mixed organic compounds in aerosols on Skeletonema costatum [PDF]

open access: yesE3S Web of Conferences
Considering the complexity of organic components in aerosols, this study aimed to compare the toxic effects of mixed PAHs and the highly toxic benzo[a]pyrene on Skeletonema costatum (S. costatum).
Li Jiajia, Feng Lei
doaj   +1 more source

Effect of Salinity Differences on Phytoplankton Density (Skeletonema costatum)

open access: yesEdunity Kajian Ilmu Sosial dan Pendidikan, 2023
This study aims to determine the effect of differences in salinity on the density of phytoplankton (Skeletonema costatum). The method in this study used a completely randomized design with 4 treatments and 3 replications. The parameters tested included the density rate of Skeletonema costatum. Data analysis uses One Way Anova to see the significance of
Darmawan Sudarman   +4 more
openaire   +1 more source

Desenvolvimento sustentável da cadeia produtiva do biodiesel: obtenção de biomassa microalgal em cultivo mixotrófico com glicerina residual

open access: yesVetor, 2013
Um aspecto importante na obtenção do biodiesel de forma sustentável é o destino a ser dado à glicerina obtida no processo, como por exemplo a sua bioconversão em biomassa e biomoléculas de interesse comercial.
Daniela Nogueira   +2 more
doaj   +4 more sources

Evaluation of different types of phytoplankton on rearing of vannamei shrimp larva (Litopenaues vanamei)

open access: yesActa Aquatica, 2022
This study aims to determine the effect of giving different types of phytoplankton on the survival, abundance of bacteria, and water quality of white shrimp (Litopenaeus vannamei).
Ratnawati Ratnawati   +2 more
doaj   +1 more source

Phytoplankton cell size: intra- and interspecific effects of warming and grazing [PDF]

open access: yes, 2012
Decreasing body size has been suggested as the third universal biological response to global warming after latitudinal/altitudinal range shifts and shifts in phenology.
Peter, K. H., Sommer, Ulrich
core   +4 more sources

Diatomáceas indicadoras de paleoambientes do Quaternário de Dois Irmãos, Recife, PE, Brasil Diatoms as indicators of paleoenvironments during the Quaternary at Dois Irmãos, Recife, Pernambuco State, Brazil

open access: yesActa Botânica Brasílica, 2007
O trabalho apresenta o levantamento da diatomoflórula identificada em sedimentos do Quaternário da Lagoa das Diatomáceas (Dois Irmãos, Recife), baseado em um testemunho de sondagem com 4,5 m, tendo sido analisadas amostras com intervalos de 10 em 10 cm ...
Giane Soares de Souza   +3 more
doaj   +1 more source

Growth and metal uptake of microalgae produced using salt groundwaters from the Bay of Bourgneuf [PDF]

open access: yes, 2006
International audienceThe Bay of Bourgneuf, France, is a main site of shellfish production. In the marshes along the bay, oyster intensive rearing and fattening need the mass production of microalgae.
Bustamante, Paco   +3 more
core   +3 more sources

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